Rank	Countries/Territories	Count	Percent
1	United States	603	37.8%
2	China	546	34.2%
3	Germany	116	7.3%
4	France	57	3.6%
5	Japan	53	3.3%
6	Canada	48	3%
7	Korea, Republic of	31	1.9%
8	Netherlands	16	1%
9	Norway	15	0.9%
10	India	14	0.9%
11	United Kingdom	13	0.8%
12	Russia	11	0.7%
13	Iran, Islamic Republic of	9	0.6%
14	Hong Kong	8	0.5%
15	Australia	8	0.5%
16	Cyprus	7	0.4%
17	Italy	5	0.3%
18	Singapore	4	0.3%
19	Sweden	4	0.3%
20	Taiwan	3	0.2%
21	Thailand	3	0.2%
22	Portugal	3	0.2%
23	Egypt	3	0.2%
24	Argentina	3	0.2%
25	Colombia	2	0.1%
26	Malaysia	2	0.1%
27	Iraq	2	0.1%
28	Ireland	2	0.1%
29	Philippines	2	0.1%
30	Romania	1	0.1%
31	Turkey	1	0.1%
32	Viet Nam	1	0.1%